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package widgets
import (
"image"
"strings"
ui "github.com/gizak/termui/v3"
"github.com/xxxserxxx/lingo"
)
var tr lingo.Translations
var keyBinds string
type HelpMenu struct {
ui.Block
}
func NewHelpMenu(tra lingo.Translations) *HelpMenu {
tr = tra
keyBinds = tr.Value("widgets.help")
return &HelpMenu{
Block: *ui.NewBlock(),
}
}
func (help *HelpMenu) Resize(termWidth, termHeight int) {
textWidth := 53
for _, line := range strings.Split(keyBinds, "\n") {
if textWidth < len(line) {
textWidth = len(line) + 2
}
}
textHeight := strings.Count(keyBinds, "\n") + 1
x := (termWidth - textWidth) / 2
y := (termHeight - textHeight) / 2
help.Block.SetRect(x, y, textWidth+x, textHeight+y)
}
func (help *HelpMenu) Draw(buf *ui.Buffer) {
help.Block.Draw(buf)
for y, line := range strings.Split(keyBinds, "\n") {
for x, rune := range line {
buf.SetCell(
ui.NewCell(rune, ui.Theme.Default),
image.Pt(help.Inner.Min.X+x, help.Inner.Min.Y+y-1),
)
}
}
}
func maxInt(a int, b int) int {
if a > b {
return a
}
return b
}
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